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Wireless Sensor Networks (WSNs) consist of an extensive number of small and low cost sensor nodes powered by small non rechargeable batteries and outfitted with different detecting devices. As a rule, for some applications, once a WSN is... more
The paper proposes an algorithm for collecting data from a wireless sensor network modeled as a random geometric graph in the unit square. The sensors are supposed to work in an asychronous communication mode (they store the measures they... more
Underwater Wireless Sensor Networks (UWSNs) face challenges regarding high propagation delay, limited bandwidth, 3D topology and excessive energy consumptions. In this paper, a routing scheme with circular field is proposed for an... more
There are 2 well-known ways to optimize energy efficiency in wireless sensor networks (WSN). The first one is to deploy multiple sinks in wireless sensor networks to balance the energy consumption among the wireless sensor nodes. The... more
The isolated accessible Methane (CH4) Absorption Fueling System (MAFS) is matured based on the mechanics of Wireless Sensor Network (WSN) comprised of gas sensing capable motes complementing a MAFS-WSN. Discrete routing protocols have... more
Energy limitation is one of the essential parameters in the design of a Wireless body area networks (WBANs) as it is important to improve the lifetime of the network. WBAN routing is an effective approach for establishing energy... more
Wireless sensor network (WSN) is widely used for field data acquisition and monitoring in different domains. To make this type of network functional, efficient routing protocols must be implemented. Nevertheless, WSNs have an energy... more
Security is one of the imperative issues in an advanced local condition. The current center around formative and research issues of Wireless Sensor Network(WSN) based Smart Home. WSN based shrewd home detection system gives a safe and... more
Key management is very crucial need in WSN to protect data and secure communications. One of the Key distribution solutions in WSN is symmetric key cryptography which is relatively faster and energy efficient. However, it cannot bestow... more
Using mobile sinks to collect information in wireless sensor networks is an interesting area of research. As a result, a variety of mobility models were proposed by researchers over the years where each mobility model has its own... more
Alhamdulillahi Rabbil Aalameen. With the Allah's blessing and Mercy, this research work is completed. Nothing is possible without the help and willingness of Allah. Allah the almighty, who created this universe and empowered the humans to... more
Despite proposing a number of algorithms and protocols, especially those related to routing, for the purpose of reducing energy consumption in wireless sensor networks, which is one of the most important issues facing this type of... more
In this paper, we present Dynamic Sink Mobility equipped DBR (DSM) routing protocol for Underwater Wireless Sensor Networks (UWSNs). Our proposed scheme increases the stability period, network lifetime, and throughput of the UWSN. The... more
Mobile sink (MS) has drawn significant attention for solving hot spot problem (also known as energy hole problem) that results from multihop data collection using static sink in wireless sensor networks (WSNs). MS is regarded as a... more
Wireless Sensor Network technology is the fast growing field so the challenges are also quit much, the main and important parameter in any network is the location of the nodes. The performance of any system is decided on the basis that... more
The use of wireless sensor networks (WSN) in tracking applications is growing at a fast pace. In these applications, the sensor nodes discover, monitor and track an event or target object. A significant number of proposals relating the... more
Wireless Sensor Networks (WSNs) have grown excessively due to their various applications and low installation cost. One of the design challenges of WSNs is to balance the energy consumption among sensor nodes, which results in enhanced... more
In recent times, wireless sensor networks (WSNs) have been greatly used in a wide range of fields and applications such as healthcare, industrial process control, military operations, agriculture, environment monitoring, etc., because of... more
This paper presents a smart data forwarding method based on adaptive levels in order to collect data in a wide area with a limited number of sensors in wireless sensor networks (WSNs). WSN nodes move on predefined trajectories. In... more
Inspired by recent industrial efforts toward high altitude flying wireless access points powered by renewable energy, an online resource allocation problem for a mobile access point (AP) travelling at high altitude is formulated. The AP... more
A detailed survey on the process of data collection from multiple sources in Wireless Sensor Networks (WSNs) is introduced. The topologies that determine the location of the network components with respect to each other are presented.... more
Energy efficient routing of data from sensor to base station (BS) is attained utilizing the clustering of sensor nodes, thus minimizing the number of hops and circling the task of the cluster head (CH) sporadically. In addition, the... more
Wireless Sensor Networks are by its nature prone to various forms of security attacks. Authentication and secure communication have become the need of the day. Due to single point failure of a sink node or base station, mobile sinks are... more
Mobile sink can implicitly provide uniform energy consumption across sensor networks and load-balanced data delivery by alleviating the sensor data disruptions and hotspot problems. Advertisement of mobile sink's current position in ring... more
In a time-driven sensor network, monitored data are periodically reported to the base station via a data-gathering tree. Unfortunately, the problem of finding the spanning tree with maximum lifetime is known to be NP-complete. In this... more
Underwater Wireless Sensor Networks (UWSNs) are getting growing interest because of wide-range of applications. Most applications of these networks demand reliable data delivery over longer period in an efficient and timely manner.... more
In this paper, we present Dynamic Sink Mobility equipped DBR (DSM) routing protocol for Underwater Wireless Sensor Networks (UWSNs). Our proposed scheme increases the stability period, network lifetime, and throughput of the UWSN. The... more
Using mobile sinks to collect information in wireless sensor networks is an interesting area of research. As a result, a variety of mobility models were proposed by researchers over the years where each mobility model has its own... more
Time synchronization between sensor nodes to reduce the end-to-end delay for critical and real time data monitoring can be achieved by cautiously monitoring the mobility of the mobile sink node in underwater wireless sensor networks. The... more
A trade-off between energy efficiency and optimized routing is massively recommended for transmission efficiency enhancement in wireless sensor networks (WSNs). Therefore, in this paper, graph-based energy optimized dynamic routing... more
In this paper we develop two new algorithms viz., CCP (Cluster-based Collection Point) and CRP (Cluster-based Rendezvous collection Points) that focus on i) reducing the number of data collection points to be visited by the Mobile Element... more
Despite proposing a number of algorithms and protocols, especially those related to routing, for the purpose of reducing energy consumption in wireless sensor networks, which is one of the most important issues facing this type of... more
Underwater Wireless Sensor Networks (UWSNs) face challenges regarding high propagation delay, limited bandwidth, 3D topology and excessive energy consumptions. In this paper, a routing scheme with circular field is proposed for an... more
Underwater Wireless Sensor Networks (UWSNs) face challenges regarding high propagation delay, limited bandwidth, 3D topology and excessive energy consumptions. In this paper, a routing scheme with circular field is proposed for an... more
Sensor cloud is a new technological development and improvement of numerous day to day life applications. It is in the form to embed for cloud computing with wireless Sensor network. As wireless no more furnishes with processing,... more
This paper presents a smart data forwarding method based on adaptive levels in order to collect data in a wide area with a limited number of sensors in wireless sensor networks (WSNs). WSN nodes move on predefined trajectories. In... more
Wireless sensor network (WSN) is considered a growing research field that includes numerous sensor nodes used to gather, process, and broadcast information. Energy efficiency is considered one of the challenging tasks in the WSN. The... more
This paper presents a smart data forwarding method based on adaptive levels in order to collect data in a wide area with a limited number of sensors in wireless sensor networks (WSNs). WSN nodes move on predefined trajectories. In... more
This paper studies delay-constraint topology control (DTC) in wireless sensor networks. That is, the delay of transmission is guaranteed through topology control. This problem has been proved to be NP-Completeness, and the previous works... more
The main objective of this paper is to find the duration of maximum time connectivity of sensor nodes under uncertainty utilizing the prespecified voltage/power of each sensor node. Wireless sensor networks (WSNs) are composed of nodes... more
This paper investigates Wireless Sensor Networks (WSNs) with mobile sinks that collect data from sensors by following uncontrolled trajectories. In particular, the paper focuses on proactive data dissemination strategies in which the... more
Wireless Sensor Networks are by its nature prone to various forms of security attacks. Authentication and secure communication have become the need of the day. Due to single point failure of a sink node or base station, mobile sinks are... more
Network lifetime and energy efficiency are crucial performance metrics used to evaluate wireless sensor networks (WSNs). Decreasing and balancing the energy consumption of nodes can be employed to increase network lifetime. In... more
In this paper, an adaptive path construction approach for Mobile Sink (MS) in wireless sensor networks (WSNs) for data gathering has been proposed. The path is constructed based on selecting Rendezvous Points (RPs) in the sensing field... more
Mobile sinks (MS) mounted upon urban vehicles with fixed trajectories (e.g. buses) provide the ideal infrastructure to effectively retrieve sensory data from isolated Wireless Sensor Network (WSN) fields. Existing approaches involve... more
Underwater Wireless Sensor Networks (UWSNs) face challenges regarding high propagation delay, limited bandwidth, 3D topology and excessive energy consumptions. In this paper, a routing scheme with circular field is proposed for an... more
Wireless Sensor networks (WSNs) are easy to deploy and allow flexible installations which have enabled them to be used for numerous applications. Due to these properties, they face distinct information security threats. Security for WSNs... more
In this article, to monitor the fields with square and circular geometries, three energy-efficient routing protocols are proposed for underwater wireless sensor networks. First one is sparsity-aware energy-efficient clustering, second one... more
Wireless sensor network (WSN) has attained enormous growth in recent times due to availab ility of tiny and low cost sensor devices. The sensor network is b een adopted b y various organization for various application services such... more